Boom!
Leon's concentration rose as he manipulated the mana in the air to form miniature pockets of compressed gravity that warped and crushed the bodies of the high level demonic beasts that were rushing his way. There were about seven of them, but because of their rather one dimensional style of fighting, as well as their lack of any explosive abilities, Leon was easily able to predict and guide their patterns and avoid pressuring himself too much.
He was the only one present in the fight against the monsters. It had been an hour since he and his summons entered the dungeon, and not long after, they had come across their first fork in the path.